diff --git a/htdocs/societe.class.php b/htdocs/societe.class.php
index a8ea41834f9..b055b856b07 100644
--- a/htdocs/societe.class.php
+++ b/htdocs/societe.class.php
@@ -569,6 +569,7 @@ class Societe {
     else
       {
 	dolibarr_syslog("Erreur Societe::Fetch echec sql=$sql");
+	dolibarr_syslog("Erreur Societe::Fetch ".$this->db->error());
 	$result = -3;
       }